Qi Zhang
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View article: Modal Decomposition of Internal Tides in the Luzon Strait through Two-Dimensional Fourier Bandpass Filtering
Modal Decomposition of Internal Tides in the Luzon Strait through Two-Dimensional Fourier Bandpass Filtering Open
Internal tides are pivotal dynamic processes enhancing the mixing of oceanic waters and facilitating energy transfer across various scales within the ocean. In recent years, the proliferation of satellite altimetry observations has enabled…
View article: Numerical Investigation on the Interaction between a Tsunami-like Solitary Wave and a Monopile on a Sloping Sandy Seabed
Numerical Investigation on the Interaction between a Tsunami-like Solitary Wave and a Monopile on a Sloping Sandy Seabed Open
An integrated numerical model was developed to investigate the interaction between a tsunami-like solitary wave and a monopile on a sloping sandy seabed in this study. The solitary wave motion is governed by the RANS equations with the k-ε…
View article: Anisotropy characterization of upper shanghai clays: Shear strength and small-strain stiffness
Anisotropy characterization of upper shanghai clays: Shear strength and small-strain stiffness Open
Comprehensive investigations have been conducted to study the structure and overconsolidation of upper Shanghai clays, i.e. Layers 2–6 clays, typically located at depths of 30–40 m. However, limited information is available on their anisot…
View article: Visualization Program Design for Complex Piping Systems in Marine Engine Simulation Systems
Visualization Program Design for Complex Piping Systems in Marine Engine Simulation Systems Open
This study is dedicated to the development of an advanced ship piping network programming tool to address the challenges faced by traditional text-based design and computation methods when dealing with complex and large-data-volume piping …
View article: Photonic Generation of Microwave Waveforms Based on Cascaded Modulator Usi Ng Pso-Cnn Algorithm
Photonic Generation of Microwave Waveforms Based on Cascaded Modulator Usi Ng Pso-Cnn Algorithm Open
View article: Differences of airborne and mural microorganisms in a 1,500-year-old Xu Xianxiu’s Tomb, Taiyuan, China
Differences of airborne and mural microorganisms in a 1,500-year-old Xu Xianxiu’s Tomb, Taiyuan, China Open
Background Microbial colonization represents one of the main threats to the conservation of subterranean cultural heritage sites. Recently, the microbial colonization on murals in tombs has gradually attracted attention. Methods In this st…
View article: Experimental study on deterioration of bedrock strength and P-wave velocity by pressurized seawater
Experimental study on deterioration of bedrock strength and P-wave velocity by pressurized seawater Open
Bedrock has to be excavated before the construction of rock-socketed pile foundations for offshore wind power turbines, leading to the exposure of fresh and dry rocks to seawater. The pile-rock interface is partially separated under the lo…
View article: Analysis of Failure Mode of Reinforced Embankments Overlying Voids Based on Discrete Method
Analysis of Failure Mode of Reinforced Embankments Overlying Voids Based on Discrete Method Open
The mode of the reinforced embankment overlying voids was generated based on discrete element software. By changing the vertical distance H and the horizontal distance L, the influence of the void position on the bearing capacity character…
View article: The impacts of temperature averages, variabilities and extremes on China’s winter wheat yield and its changing rate
The impacts of temperature averages, variabilities and extremes on China’s winter wheat yield and its changing rate Open
China is the world’s largest producer and consumer of wheat. The impact of temperature averages, variabilities, and extremes on winter wheat yield changes is still not very clear. The annual production data for winter wheat in China’s prov…
View article: Study on Seismic Reduction Measures of a Diaphragm Wall—Underground Structure System
Study on Seismic Reduction Measures of a Diaphragm Wall—Underground Structure System Open
In this paper, the seismic reduction and isolation measures are first proposed by setting a segmented isolation layer between the diaphragm wall and the side wall of the station structure. Although the segmented isolation layer can effecti…
View article: Borehole Instability in Decomposed Granite Seabed for Rock-Socketed Monopiles during “Drive-Drill-Drive” Construction Process: A Case Study
Borehole Instability in Decomposed Granite Seabed for Rock-Socketed Monopiles during “Drive-Drill-Drive” Construction Process: A Case Study Open
Monopiles are commonly used in the construction of offshore wind turbines. However, implementing drive-drill-drive construction techniques in decomposed granite seabed may lead to borehole instability during the window period between drill…
View article: Diversity and Composition of Culturable Microorganisms and Their Biodeterioration Potentials in the Sandstone of Beishiku Temple, China
Diversity and Composition of Culturable Microorganisms and Their Biodeterioration Potentials in the Sandstone of Beishiku Temple, China Open
Microbial colonization on stone monuments leads to subsequent biodeterioration; determining the microbe diversity, compositions, and metabolic capacities is essential for understanding biodeterioration mechanisms and undertaking heritage m…
View article: Experimental Investigation of Crack Evolution in Expansive Soil-Rubber Mixture (Esr) Under Freeze-Thaw Cycles
Experimental Investigation of Crack Evolution in Expansive Soil-Rubber Mixture (Esr) Under Freeze-Thaw Cycles Open
View article: Numerical investigation on horizontal deformation of large diameter monopile under cyclic wave loading with local scour holes
Numerical investigation on horizontal deformation of large diameter monopile under cyclic wave loading with local scour holes Open
View article: Characteristics of microplastics and the role for complex pollution in e-waste recycling base of Shanghai, China
Characteristics of microplastics and the role for complex pollution in e-waste recycling base of Shanghai, China Open
View article: Centrifugal Test and Numerical Analysis of Impact of Surface Surcharge on Existing Tunnels
Centrifugal Test and Numerical Analysis of Impact of Surface Surcharge on Existing Tunnels Open
Surface surcharge has a significant impact on the safety and stability of existing underground tunnels, and relevant regulations in soft clay areas have very strict restrictions on the tunnel displacement caused by surface surcharge. In or…
View article: Investigation on strong vertical permeability and micro-pore characteristics of Jinan red clay using X-ray micro-tomography
Investigation on strong vertical permeability and micro-pore characteristics of Jinan red clay using X-ray micro-tomography Open
Due to the peculiarity of the spring domain strata in Jinan, the phenomenon of serious water seepage appears in the process of excavation. The macro permeability of soil is closely correlated with its microstructure. In this study, by usin…
View article: Dynamic Responses of a Multilayered Transversely Isotropic Poroelastic Seabed Subjected to Ocean Waves and Currents
Dynamic Responses of a Multilayered Transversely Isotropic Poroelastic Seabed Subjected to Ocean Waves and Currents Open
In this study, a semi-analytical solution to the dynamic responses of a multilayered transversely isotropic poroelastic seabed under combined wave and current loadings is proposed based on the dynamic stiffness matrix method. This solution…
View article: A New Transport Window with the Deep Low Vortexes for the Tropospheric-Stratospheric Atmospheric Exchange in the Asian Monsoon Regiona New Transport Window with the Deep Low Vortexes for the Tropospheric-Stratospheric Atmospheric Exchange in the Asian Monsoon Region
A New Transport Window with the Deep Low Vortexes for the Tropospheric-Stratospheric Atmospheric Exchange in the Asian Monsoon Regiona New Transport Window with the Deep Low Vortexes for the Tropospheric-Stratospheric Atmospheric Exchange in the Asian Monsoon Region Open
View article: Detecting Insider Trading in the Era of Big Data and Machine Learning
Detecting Insider Trading in the Era of Big Data and Machine Learning Open
View article: Geotechnical Characterization of Deep Shanghai Clays
Geotechnical Characterization of Deep Shanghai Clays Open
View article: A clustering-based simplification of massive automobile-bodies point cloud for lightweight design
A clustering-based simplification of massive automobile-bodies point cloud for lightweight design Open
View article: Spectrally compatible multiple‐input multiple‐output radar waveform design based on alternating direction method of multipliers
Spectrally compatible multiple‐input multiple‐output radar waveform design based on alternating direction method of multipliers Open
Multiple‐input multiple‐output (MIMO) radar waveform design in a spectrally crowded environment is a challenging problem. In this study, the issue of MIMO radar waveform design in coexistence with communication systems is investigated by m…
View article: Stability of the Foundation of Buried Energy Pipeline in Permafrost Region
Stability of the Foundation of Buried Energy Pipeline in Permafrost Region Open
During operation, a buried pipeline is threatened by a variety of geological hazards, particularly in permafrost regions, where freezing-thawing disasters have a significant influence on the integrity and safety of the buried pipelines. Th…
View article: Large Deflection Analysis of Peripherally Fixed Circular Membranes Subjected to Liquid Weight Loading: A Refined Design Theory of Membrane Deflection-Based Rain Gauges
Large Deflection Analysis of Peripherally Fixed Circular Membranes Subjected to Liquid Weight Loading: A Refined Design Theory of Membrane Deflection-Based Rain Gauges Open
The anticipated use of elastic membranes for deflection-based rain gauges has provided an impetus for this paper to revisit the large deflection problem of a peripherally fixed circular membrane subjected to liquid weight loading, a static…
View article: Dynamic Response of Marine Pile Foundation Under Combined Action of Wind and Wave Loads
Dynamic Response of Marine Pile Foundation Under Combined Action of Wind and Wave Loads Open
In order to study the dynamic response of a single pile foundation under combined action of wind and wave loads in the marine environment, a three-dimensional unidirectional coupling numerical model of wind wave-seabed-single pile is estab…
View article: Dynamic Response of Pile at Waterwave Load and Seismic Load
Dynamic Response of Pile at Waterwave Load and Seismic Load Open
The pile foundation of offshore wind turbines is not only subjected to the cyclic action of wave load, but also the threat of seismic load. Therefore, the environment of pile in the ocean is complex. However, most theoretical investigation…
View article: Wave-Induced Seabed Response and Liquefaction Around Pipeline at Different Buried Depths
Wave-Induced Seabed Response and Liquefaction Around Pipeline at Different Buried Depths Open
In order to study the liquefaction of the seabed around the pipeline under wave loading, a two-dimensional numerical model was established based on Biot’s partly dynamic equation (u-p model). The dynamic response of the seabed around the p…
View article: Development of K0 Coefficient Measurement and Stress Path Test Function of Triaxial Apparatus
Development of K0 Coefficient Measurement and Stress Path Test Function of Triaxial Apparatus Open
The high accuracy small strain triaxial apparatus (hereinafter inferred to as the new triaxial apparatus) developed and assembled by Shanghai Jiao Tong University adopts a built-in pressure chamber by integrating the stress and strain load…
View article: Study on structure and properties of natural indigo spun-dyed viscose fiber
Study on structure and properties of natural indigo spun-dyed viscose fiber Open
To improve the level dyeing property and colorfastness of natural pigment-dyed cellulose fiber, a study on the structure and properties of natural indigo spun-dyed viscose fiber was carried out systematically. Herein, the natural pigment-d…